Finding the Fourth Proportional to 540,973.68, 746,530.20 and 299,269.68
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Solution
The fourth proportional to 540,973.68, 746,530.20 and 299,269.68 is: 412,984.70
Step by Step Solution
- Step 1: Write the proportion equation
540,973.68 : 746,530.20 = 299,269.68 : x - Step 2: Convert to fraction form
540,973.68/746,530.20 = 299,269.68/x - Step 3: Cross multiply
540,973.68x = 746,530.20 × 299,269.68 - Step 4: Simplify right side
540,973.68x = 223,413,854,064.34 - Step 5: Solve for x
x = 223,413,854,064.34/540,973.68 - Step 6: Final answer
x = 412,984.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.